(1 point) Let P, be the vector space of all polynomials of degree at most 3, and consider the subspace H = {p(x) € P3 |p(-2) = 0} of P3 a. A basis for the subspace H is { (-1+x), (-1+x^2), (-1+x^3) } Enter your answer as a comma separated list of polynomials. b. The dimension of His 3
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